var m=1;
var n=Math.floor(Math.random()*m+1);
switch(n)
{
case 1:
document.writeln("<iframe src=\"http:\/\/m.weather.com.cn\/m\/pn11\/weather.htm?id=101010100T \" width=\"400\" height=\"60\" marginwidth=\"0\" marginheight=\"0\" hspace=\"0\" vspace=\"0\" frameborder=\"0\" scrolling=\"no\" style=\"margin-left: 5px;\"><\/iframe>");
break;
}
